22003401212 has 48 divisors (see below), whose sum is σ = 43675981440. Its totient is φ = 9615298752.

The previous prime is 22003401209. The next prime is 22003401227. The reversal of 22003401212 is 21210430022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1997183 + ... + 2008169.

It is an arithmetic number, because the mean of its divisors is an integer number (909916280).

Almost surely, 2^22003401212 is an apocalyptic number.

It is an amenable number.

22003401212 is a deficient number, since it is larger than the sum of its proper divisors (21672580228).

22003401212 is a wasteful number, since it uses less digits than its factorization.

22003401212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13050 (or 13048 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22003401212 its reverse (21210430022), we get a palindrome (43213831234).

The spelling of 22003401212 in words is "twenty-two billion, three million, four hundred one thousand, two hundred twelve".